探究梯形的特性。
English version: [url]79855 What are the characteristics of trapeziums?[/url]
柯志明
香港 GeoGebra 學院
- Target Group (Age)
- 6 – 10
- Language
- Chinese Traditional / 繁體中文
Error
A timeout occurred. Trying to re-save …
Sorry, but the server is not responding. Please wait a few minutes and then try to save again.
